//
//  Mother.m
//  OC08_Category_Extension_Protocol
//
//  Created by Scott on 16/4/27.
//  Copyright © 2016年 Scott. All rights reserved.
//

#import "Mother.h"

@implementation Mother

- (void)payMoney {
    // 让delegate调用协议方法
    if (self.delegate && [self.delegate respondsToSelector:@selector(wash)]) {
    
        [self.delegate wash];
    }
}



@end
